Abercrombie on Tuesday said that all state flags will be flown at half-staff through sunset on Saturday. He said in a statement that Hawaii offers its "support and our aloha to the people of Massachusetts during this difficult time."

President Obama also has ordered that the White House flag and those at all federal public buildings and grounds, as well as military post and naval stations, be flown at half-staff throughout the United States and its territories.

Three people were killed and more than 170 injured Monday when two bombs exploded near the finish line of the Boston Marathon.

Hillary Clinton's office said "nothing nefarious was at play" when the former secretary of state used her personal email address, rather than one provided by the State Department, during her four years as America's top diplomat.